December weather in Fernandina Beach, FL
The average temperature in Fernandina Beach in December is 57.8°F (49.4°F–66.3°F). Average precipitation: 3.12 inches.
December is a winter month in Fernandina Beach, and is cooler than the annual average of 70°F. Daily temperatures swing about 16.9°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 1m. For travel, December is a comfortable month to visit.
Avg High
66.3°F
Avg Low
49.4°F
Precipitation
3.12 in
Daylight
10h 1m
December records in Fernandina Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 82.0°F (1908) | 28.9°F (1959) | 2.32 in (1925) |
| December 2 | 82.0°F (2006) | 30.0°F (1910) | 1.77 in (1896) |
| December 3 | 84.9°F (1970) | 28.0°F (1975) | 3.83 in (1971) |
| December 4 | 84.9°F (1978) | 28.9°F (1929) | 2.95 in (1902) |
| December 5 | 84.0°F (1961) | 30.9°F (1895) | 2.43 in (1902) |
| December 6 | 82.9°F (2023) | 27.0°F (1895) | 1.42 in (1979) |
| December 7 | 82.0°F (1936) | 21.9°F (1937) | 1.50 in (2025) |
| December 8 | 82.0°F (1912) | 26.1°F (1937) | 1.70 in (1905) |
| December 9 | 82.9°F (1978) | 28.9°F (1917) | 2.80 in (2017) |
| December 10 | 84.0°F (2024) | 30.0°F (1963) | 1.90 in (2001) |
| December 11 | 84.9°F (2024) | 28.0°F (1934) | 1.86 in (1967) |
| December 12 | 84.9°F (2012) | 21.9°F (1934) | 2.19 in (1997) |
| December 13 | 84.9°F (2012) | 16.0°F (1962) | 2.95 in (1985) |
| December 14 | 82.0°F (1931) | 23.0°F (1962) | 3.96 in (1997) |
| December 15 | 84.9°F (1967) | 26.1°F (1962) | 2.74 in (1997) |
| December 16 | 84.0°F (1971) | 30.0°F (1943) | 1.38 in (2007) |
| December 17 | 82.0°F (2023) | 27.0°F (1901) | 2.40 in (2005) |
| December 18 | 82.9°F (2023) | 27.0°F (1901) | 1.40 in (1892) |
| December 19 | 84.0°F (1967) | 24.1°F (1981) | 2.06 in (1925) |
| December 20 | 84.0°F (2024) | 24.1°F (2000) | 3.38 in (1940) |
| December 21 | 84.9°F (2024) | 19.9°F (1901) | 2.90 in (1916) |
| December 22 | 82.9°F (1967) | 21.9°F (1901) | 2.30 in (1919) |
| December 23 | 82.9°F (1956) | 19.9°F (1989) | 2.90 in (2014) |
| December 24 | 82.9°F (2023) | 19.0°F (1983) | 2.00 in (2014) |
| December 25 | 82.0°F (2015) | 12.0°F (1983) | 2.61 in (2006) |
| December 26 | 82.9°F (2023) | 12.9°F (1983) | 0.85 in (1976) |
| December 27 | 79.0°F (1971) | 24.1°F (1935) | 2.53 in (1962) |
| December 28 | 82.0°F (1971) | 23.0°F (1925) | 1.23 in (1934) |
| December 29 | 82.0°F (2023) | 16.0°F (1894) | 1.33 in (1983) |
| December 30 | 82.0°F (2024) | 19.0°F (1909) | 1.12 in (1901) |
| December 31 | 81.0°F (2015) | 21.9°F (1917) | 2.08 in (1963) |